Robert G. Wagner Professor Department of Forest Ecosystem Science Current Research Projects & Funding Sources: Influence of precommercial thinning on long-term stand growth and financial returns in northeastern spruce-fir stands. USDA Agenda 2020 Program.  Influence of silvicultural intensity and composition objectives on the productivity of regenerating forest stands in Maine. USDA Agenda 2020 Program.  Growth response and economic return from fertilization of pre-commercially thinned spruce-fir stands. Cooperative Forestry Research Unit. Forest Ecosystem Research Program (FERP). Maine Agricultural and Forest Experiment Station. Commercial Thinning Research Network. Cooperative Forestry Research Unit.  Completed Projects & Funding Sources: Role of canopy gaps and downed woody material in maintaining biodiversity in the Acadian Forest of Maine. USDA National Research Initiative Competitive Grants Program (NRICGP) Spatial and temporal patterns of natural and human-caused forest disturbance on the J.D. Irving Ltd. Black Brook District: Past, present and future. Canadian Sustainable Forest Management Network. Austin Pond: Long-term effects of herbicide application and pre-commercial thinning on the development of young spruce-fir stands. Cooperative Forestry Research Unit. Assessing Silviculture Research Priorities For Maine Using a Wood Supply Analysis. Maine Forest Service, Cooperative Forestry Research Unit, and  NSFA College R&D Fund. Seasonal tolerance of red spruce and balsam fir to glyphosate, imazapyr, and triclopyr applications in Maine. Cooperative Forestry Research Unit.   Return to R.G. Wagner Home Page

The University of Maine , Orono, Maine  04469 A Member of the University of Maine System